pithball
nounEtymology From pith + ball.
1
A ball made of plant pith, used in early experiments with electricity.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
noun
Etymology From pith + ball.
A ball made of plant pith, used in early experiments with electricity.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
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